examples: fix 3 compiler warnings

examples/hotplugtest.c:76:28: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]
        vendor_id  = (argc > 1) ? strtol (argv[1], NULL, 0) : 0x045a;
                   ~              ^~~~~~~~~~~~~~~~~~~~~~~~~
examples/hotplugtest.c:77:28: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]
        product_id = (argc > 2) ? strtol (argv[2], NULL, 0) : 0x5005;
                   ~              ^~~~~~~~~~~~~~~~~~~~~~~~~
examples/hotplugtest.c:78:28: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]
        class_id   = (argc > 3) ? strtol (argv[3], NULL, 0) : LIBUSB_HOTPLUG_MATCH_ANY;
                   ~              ^~~~~~~~~~~~~~~~~~~~~~~~~
2 files changed
tree: 37656c747514320db900d7efe620ccb8e840ad1e
  1. .private/
  2. android/
  3. doc/
  4. examples/
  5. libusb/
  6. msvc/
  7. tests/
  8. Xcode/
  9. .gitattributes
  10. .gitignore
  11. .travis.yml
  12. appveyor.yml
  13. AUTHORS
  14. autogen.sh
  15. bootstrap.sh
  16. ChangeLog
  17. configure.ac
  18. COPYING
  19. INSTALL
  20. INSTALL_WIN.txt
  21. libusb-1.0.pc.in
  22. Makefile.am
  23. NEWS
  24. PORTING
  25. README.git
  26. README.md
  27. TODO
  28. travis-autogen.sh
README.md

libusb

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libusb is a library for USB device access from Linux, Mac OS X, Windows, OpenBSD/NetBSD and Haiku userspace. It is written in C (Haiku backend in C++) and licensed under the GNU Lesser General Public License version 2.1 or, at your option, any later version (see COPYING).

libusb is abstracted internally in such a way that it can hopefully be ported to other operating systems. Please see the PORTING file for more information.

libusb homepage: http://libusb.info/

Developers will wish to consult the API documentation: http://api.libusb.info

Use the mailing list for questions, comments, etc: http://mailing-list.libusb.info

(Please use the mailing list rather than mailing developers directly)